--- Traceback (most recent call last): File "outspark.py", line 1102, in File "wx\_core.pyc", line 7819, in __init__ File "wx\_core.pyc", line 7416, in _BootstrapApp File "outspark.py", line 734, in OnInit File "outspark.py", line 528, in __init__ File "outspark.py", line 97, in get_appdata_path TypeError: unsupported operand type(s) for +: 'NoneType' and 'str' ---